JEE Main Chemistry question

The structure of the compound formed when nitrobenzene is reduced by lithium aluminium hydride () is: [BITSAT 2008, AMU 2008, EAMCET 2008]

(A) (hydrazobenzene)
(B) (phenylhydroxylamine)
(C) (azobenzene)Correct
(D) (aniline)

Answer: (C)

Solution

Reduction of nitrobenzene follows different pathways depending on the reagent/medium: (neutral) stops at phenylhydroxylamine, (alkaline) gives hydrazobenzene,

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Question ID VK-150186